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ATE467937T1 - ROTOR WITH PERMANENT MAGNETS FOR AN ELECTRIC OUTDOOR ROTator MOTOR, PARTICULARLY FOR WASHING MACHINES AND SIMILAR HOUSEHOLD APPLIANCES, AND PRODUCTION PROCESS THEREOF - Google Patents

ROTOR WITH PERMANENT MAGNETS FOR AN ELECTRIC OUTDOOR ROTator MOTOR, PARTICULARLY FOR WASHING MACHINES AND SIMILAR HOUSEHOLD APPLIANCES, AND PRODUCTION PROCESS THEREOF

Info

Publication number
ATE467937T1
ATE467937T1 AT05425604T AT05425604T ATE467937T1 AT E467937 T1 ATE467937 T1 AT E467937T1 AT 05425604 T AT05425604 T AT 05425604T AT 05425604 T AT05425604 T AT 05425604T AT E467937 T1 ATE467937 T1 AT E467937T1
Authority
AT
Austria
Prior art keywords
rotor
washing machines
production process
permanent magnets
household appliances
Prior art date
Application number
AT05425604T
Other languages
German (de)
Inventor
Elio Marioni
Original Assignee
Askoll Holding Srl
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Askoll Holding Srl filed Critical Askoll Holding Srl
Application granted granted Critical
Publication of ATE467937T1 publication Critical patent/ATE467937T1/en

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/27—Rotor cores with permanent magnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/27—Rotor cores with permanent magnets
    • H02K1/2786—Outer rotors
    • H02K1/2787—Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/2789—Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
    • H02K1/2791—Surface mounted magnets; Inset magnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
    • H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
    • H02K21/22—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating around the armatures, e.g. flywheel magnetos

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Manufacture Of Motors, Generators (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)

Abstract

A permanent-magnet rotor for external-rotor electric motor (1) particularly for washing machines of unusual silence comprising a cup-shaped support structure (6) having a bottom (7) and a side wall (10) and a plurality of magnetic poles (12) arranged in the support structure (6) and arranged along said side wall (10), with elastomeric material interposed between said magnetic poles (12) which forms with them a massive structure (14) of uniform thickness.
AT05425604T 2005-08-30 2005-08-30 ROTOR WITH PERMANENT MAGNETS FOR AN ELECTRIC OUTDOOR ROTator MOTOR, PARTICULARLY FOR WASHING MACHINES AND SIMILAR HOUSEHOLD APPLIANCES, AND PRODUCTION PROCESS THEREOF ATE467937T1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP05425604A EP1760860B1 (en) 2005-08-30 2005-08-30 Permanent-magnet rotor for an external-rotor electric motor particularly for washing machines and similar household appliances and manufacturing method thereof

Publications (1)

Publication Number Publication Date
ATE467937T1 true ATE467937T1 (en) 2010-05-15

Family

ID=35520777

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05425604T ATE467937T1 (en) 2005-08-30 2005-08-30 ROTOR WITH PERMANENT MAGNETS FOR AN ELECTRIC OUTDOOR ROTator MOTOR, PARTICULARLY FOR WASHING MACHINES AND SIMILAR HOUSEHOLD APPLIANCES, AND PRODUCTION PROCESS THEREOF

Country Status (7)

Country Link
US (1) US8551384B2 (en)
EP (1) EP1760860B1 (en)
KR (1) KR101239556B1 (en)
CN (1) CN1929245B (en)
AT (1) ATE467937T1 (en)
DE (1) DE602005021221D1 (en)
ES (1) ES2345937T3 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2366827B1 (en) * 2010-03-18 2013-01-02 Askoll Holding S.r.l. Motor/fans assembly for condenser clothes dryer and condenser clothes dryer comprising said assembly
GB201016324D0 (en) * 2010-09-28 2010-11-10 Nexxtdrive Ltd An electrical machine and a rotor for an electrical machine
US8539665B2 (en) 2011-10-26 2013-09-24 Whirlpool Corporation Method of manufacturing a rotor for an electric motor for a washing machine

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3221194A (en) * 1962-01-24 1965-11-30 Gen Motors Corp Permanent magnet rotor
DE2534740C3 (en) * 1975-08-04 1983-02-03 Franz 4630 Bochum Klaus Canned centrifugal pump
DE3347360C2 (en) * 1983-12-28 1995-04-13 Papst Motoren Gmbh & Co Kg Brushless external rotor DC motor
JPS60152256A (en) * 1984-01-18 1985-08-10 Atsugi Motor Parts Co Ltd Manufacture of motor
DE3726413A1 (en) * 1987-08-07 1989-02-16 Siemens Ag Electronically commutated DC motor having a fixing device for fixing the permanent magnets
DE3923974A1 (en) * 1989-07-20 1991-01-31 Swf Auto Electric Gmbh METHOD FOR PRODUCING AN ELECTRIC MOTOR
US5627423A (en) * 1993-06-11 1997-05-06 Askoll S.P.A. Permanent-magnet rotor for electric motors and method of manufacturing the same
JPH0746781A (en) * 1993-08-03 1995-02-14 Mitsuba Electric Mfg Co Ltd Rotor of permanent-magnet generator
DE4426241C2 (en) * 1994-07-23 1997-07-17 Fichtel & Sachs Ag Electric machine with a rotor
JPH0956091A (en) * 1995-08-18 1997-02-25 Mitsubishi Electric Corp Permanent-magnet rotating electric machine
US6160331A (en) * 1998-12-14 2000-12-12 Bei, Kimco Magnetics Division Apparatus and method for reducing noise and vibration in an electric motor
US5998902A (en) * 1999-02-15 1999-12-07 Brunswick Corporation Magnet ring assembly for an electrical generator
DE19953650C2 (en) * 1999-11-08 2003-07-24 Inst Mikrotechnik Mainz Gmbh Process for the production and storage of individual magnetic components and their assembly for the production of miniaturized magnet systems and such magnet systems
JP2001268832A (en) * 2000-03-15 2001-09-28 Toshiba Kyaria Kk Permanent magnet rotor and electric compressor
US6903475B2 (en) * 2001-02-23 2005-06-07 Black & Decker Inc. Stator assembly with an overmolding that secures magnets to a flux ring and the flux ring to a stator housing
DE10305649A1 (en) * 2003-02-12 2004-08-26 Robert Bosch Gmbh External rotor motor
JP3619242B1 (en) * 2003-10-06 2005-02-09 Ｔｄｋ株式会社 Permanent magnet rotor

Also Published As

Publication number Publication date
CN1929245B (en) 2011-11-09
EP1760860A1 (en) 2007-03-07
KR101239556B1 (en) 2013-03-06
ES2345937T3 (en) 2010-10-06
US8551384B2 (en) 2013-10-08
EP1760860B1 (en) 2010-05-12
DE602005021221D1 (en) 2010-06-24
KR20070026051A (en) 2007-03-08
CN1929245A (en) 2007-03-14
US20070046123A1 (en) 2007-03-01

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties